Acanthurus bahianus Castelnau, 1855

Ocean surgeon

Catalog of Fishes (gen., sp.) | ITIS | CoL

Classification	Actinopterygii \| Perciformes \| Acanthuridae \| Acanthurinae
Synonyms	Hepatus bahianus, Teuthis bahianus, Acanthurus tractus, ... more
Common names	Ocean surgeonfish, Shitty trooper, Barbero, ... more

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Acanthurus bahianus

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AquaMaps Data sources: GBIF OBIS

Main reference

Robins, C.R. and G.C. Ray. 1986. (Ref. 7251)
Other references | Biblio | Coordinator : Randall, John E. | Collaborators

Size / Weight / Age

Max length : 38.1 cm SL male/unsexed; (Ref. 9761); common length : 25.0 cm TL male/unsexed; (Ref. 3142)

Length at first maturity

L_m 15.5, range 9 - ? cm

Environment

Reef-associated; marine; depth range 2 - 40 m (Ref. 7345), usually 2 - 25 m (Ref. 27115)

Climate / Range

Tropical; 21°C - 25°C (Ref. 27115); 43°N - 33°S, 98°W - 13°W

Western Atlantic: Massachusetts, USA and Bermuda southward to the Gulf of Mexico (except in the northeast) and Brazil. Eastern Atlantic: Ascension and St. Helena islands (Ref. 7345) off Angola (Ref. 26938). A recent record from Seychelles is probably a locality error (Ref. 13442).
Countries | FAO areas | Ecosystems | Occurrences | Introductions

Short description

Dorsal spines (total): 9; Dorsal soft rays (total): 23 - 26; Anal spines: 3; Anal soft rays: 21 - 23. Caudal fin moderately emarginate (Ref. 13442). Head and body deep and compressed (Ref. 26938).

Inhabits shallow bottoms with coral or rocky formations (Ref. 13628). Usually occurs in groups of five or more individuals. Mainly diurnal species. Feeds on algae. The spine on both sides of the caudal peduncle may inflict painful wounds (Ref. 5217). Marketed fresh. Minimum depth reported from Ref. 27115.


IUCN Red List Status (Ref. 84930)	Threat to humans
Not Evaluated	Traumatogenic (Ref. 5217)

Human uses
Fisheries: minor commercial; aquarium: commercial; bait: occasionally


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